<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <div id="app"></div>

  <template id="my-app">
    <h2>电影列表</h2>
    <ul>
      <li v-for="(item, index) in movies">{{ index + 1 }}.{{ item }}</li>
    </ul>
    <input type="text" v-model="newMovie">
    <button @click="addMovie">添加电影</button>
  </template>

  <script src="../js/vue.js"></script>

  <script>
    const App = {
      template: "#my-app",
      data() {
        return {
          movies: [
            '星际穿越',
            '盗梦空间',
            '大话西游',
            '教父',
            '少年派'
          ],
          newMovie: ''
        }
      },
      methods: {
        addMovie() {
          this.movies.push(this.newMovie);
          this.newMovie = '';
        }
      }
    }

    Vue.createApp(App).mount("#app");
  </script>
</body>

</html>